Question

A man is rowing a boat upstream but, the boat is found to be not moving with respect to the bank. The work done by the man w.r.t. the ground is:

A

zero

B

positive

C

negative

D

may be positive or negative

Easy
Updated on : 2022-09-05
Solution
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Correct option is A)

In physics, work is said to be done, if a force acting on a body is able to move the body through some distance in the direction of the force.

Here, the boat is not moving with respect to the bank and hence the work done by the man is zero.

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